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10 questions from this quiz
A thin, flat plate with uniform density
δm=ρyδx\delta m = \rho y \delta xδm=ρyδx
(x,12y)(x, \frac{1}{2}y)(x,21y)
The total area of the lamina
∫abxy dx\int_a^b xy \, dx∫abxydx
∫ab12y2 dx\int_a^b \frac{1}{2}y^2 \, dx∫ab21y2dx
δm=ρπy2δx\delta m = \rho \pi y^2 \delta xδm=ρπy2δx
yˉ=0\bar{y} = 0yˉ=0 by symmetry
∫abxy2 dx\int_a^b xy^2 \, dx∫abxy2dx
Vertically below the suspension point
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